Ready to make all the power!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
- Brand:
-
- ES#:
- 4849601
- Mfg#:
-
5150-TBK-S55-100
$6099.99 USD
Free Shipping
on orders $49 and up
Upgrade your S55 Engine with this all Inclusive Kit from 5150!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
- Brand:
-
- ES#:
- 4736749
- Mfg#:
-
PR01500S55
Upgrade your S55 Engine with this all Inclusive 1000hp Capable Kit from 5150!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
- Brand:
-
- ES#:
- 4736753
- Mfg#:
-
PR01000S55
Upgrade Your Factory Intake and Exhaust Valves
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- Brand:
-
- ES#:
- 4736705
- Mfg#:
-
FER-HPVK-S55-T-3
$929.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
Two required per valve, necessary for use with certain supertech valves
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- Brand:
-
- ES#:
- 2598482
- Mfg#:
-
KPR-6S-7
$5.99
This product was last offered at the strikethrough price on
03-04-2026
$2.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
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- Brand:
-
- ES#:
- 4900024
- Mfg#:
-
SUP-HPVK-S55-32/
$1143.99 USD
Free Shipping
on orders $49 and up
Performance valve springs for S54 engines.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
- Brand:
-
- ES#:
- 3036327
- Mfg#:
-
TMS11760
20% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$1298.99
This product was last offered at the strikethrough price on
06-03-2026
$1038.99 USD
Free Shipping
Lifetime Replacement
Valve spring replacement kit
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- Brand:
-
- ES#:
- 3449354
- Mfg#:
-
SPRK-2521-2BM-T1
Limited Qty Sale
$1050.99
This product was last offered at the strikethrough price on
05-02-2026
$919.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
High performance valve spring set
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
- Brand:
-
- ES#:
- 3036326
- Mfg#:
-
TMS1504
$766.99 USD
Free Shipping
Lifetime Replacement
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- Brand:
-
- ES#:
- 4615617
- Mfg#:
-
PRK-H1000D-BM
$763.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
Two required per valve, necessary for use with certain supertech valves
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
- Brand:
-
- ES#:
- 4716125
- Mfg#:
-
KPR-5.0-7S-24
$72.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
Two required per valve, necessary for use with certain supertech valves
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
- Brand:
-
- ES#:
- 4716124
- Mfg#:
-
KPR-6S-7-24
$51.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
Quality retainers from Supertech
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- Brand:
-
- ES#:
- 4716135
- Mfg#:
-
RET-BMN54-TI-12
$197.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
Quality retainers from Supertech
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
- Brand:
-
- ES#:
- 4716136
- Mfg#:
-
RET-BMN54-TE-12
$197.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
Quality retainers from Supertech
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
- Brand:
-
- ES#:
- 4716130
- Mfg#:
-
RET-BMN54-TI
$16.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
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- Brand:
-
- ES#:
- 3129162
- Mfg#:
-
KPR-VW6-T
$1.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
